Hopf-Bautin and homoclinic bifurcations in a Saltzman-Maasch model with cubic feedback

Marco Polo García-Rivera, Martha Alvarez-Ramírez, Hildeberto Jardón-Kojakhmetov

This paper investigates a deterministic variant of the Saltzman-Maasch model for Pleistocene glacial cycles, formulated as a three-dimensional dynamical system with cubic feedback…